15689060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 36292536

約数和(自身を除く): 20603476

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 53, 76, 82, 95, 106, 164, 190, 205, 212, 265, 361, 380, 410, 530, 722, 779, 820, 1007, 1060, 1444, 1558, 1805, 2014, 2173, 3116, 3610, 3895, 4028, 4346, 5035, 7220, 7790, 8692, 10070, 10865, 14801, 15580, 19133, 20140, 21730, 29602, 38266, 41287, 43460, 59204, 74005, 76532, 82574, 95665, 148010, 165148, 191330, 206435, 296020, 382660, 412870, 784453, 825740, 1568906, 3137812, 3922265, 7844530, 15689060]

約数ペア:

[(1, 15689060), (2, 7844530), (4, 3922265), (5, 3137812), (10, 1568906), (19, 825740), (20, 784453), (38, 412870), (41, 382660), (53, 296020), (76, 206435), (82, 191330), (95, 165148), (106, 148010), (164, 95665), (190, 82574), (205, 76532), (212, 74005), (265, 59204), (361, 43460), (380, 41287), (410, 38266), (530, 29602), (722, 21730), (779, 20140), (820, 19133), (1007, 15580), (1060, 14801), (1444, 10865), (1558, 10070), (1805, 8692), (2014, 7790), (2173, 7220), (3116, 5035), (3610, 4346), (3895, 4028)]